NetBSD/sys/compat/svr4/svr4_poll.h
christos 2859b1c634 Rework streams emulation so that it does not rely on non portable hacks.
We keep streams state in so->so_ptcb; this field is unused in all the kernel.
Fix poll(2) timeout computation; add hrtsys and waitsys syscalls.
1994-11-18 02:53:37 +00:00

51 lines
1.9 KiB
C

/* $NetBSD: svr4_poll.h,v 1.2 1994/11/18 02:53:55 christos Exp $ */
/*
* Copyright (c) 1994 Christos Zoulas
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _SVR4_POLL_H_
#define _SVR4_POLL_H_
struct svr4_pollfd {
int fd;
short events;
short revents;
};
#define SVR4_POLLIN 0x0001
#define SVR4_POLLPRI 0x0002
#define SVR4_POLLOUT 0x0004
#define SVR4_POLLERR 0x0008
#define SVR4_POLLHUP 0x0010
#define SVR4_POLLNVAL 0x0020
#define SVR4_POLLRDNORM 0x0040
#define SVR4_POLLRDBAND 0x0080
#define SVR4_POLLWRBAND 0x0100
#endif /* !_SVR4_POLL_H_ */